package hfjava;

public class Student_Test {
    public static void main(String[] args) {
        Student stu1=new Student();
        stu1.name="张三";
        stu1.age=21;
        stu1.num=121213;
        Student stu2=new Student();
        stu1.name="张四";
        stu1.age=22;
        stu1.num=121214;
        Student stu3=new Student();
        stu1.name="张无";
        stu1.age=23;
        stu1.num=121215;
    }
}
